ChatGPT Advertising Business Hits 1 Billion Dollar Annual Revenue Run Rate in Under 200 Days

OpenAI announced on September 1, 2026, that its ChatGPT advertising business has reached a 1 billion dollar annualized revenue run rate, less than 200 days after launching its U.S. pilot program in February.

The advertising platform started with a managed-sales and agency-led model in February 2026. Within the first six weeks, it had already surpassed a 100 million dollar annualized revenue run rate. By September, the platform had expanded to tens of thousands of advertisers across more than 40 countries.

OpenAI has since added a self-service "Ads Manager" and expanded it to markets in India, Europe, the Middle East, and North Africa. Small and medium-sized businesses now account for a "material share" of the advertising business. The company's ecosystem includes over 50 technology and measurement partners, including Omnicom, WPP Media, Criterio, Adobe, and Pacvue.

Advertisements appear to users on the free tier and the lower-priced "Go" subscription plan. OpenAI says its ad system considers the context and intent of conversations to determine relevance, and that ads are clearly labeled and do not influence the chatbot's actual responses.

The 1 billion dollar run rate still falls short of OpenAI's internal target of 2.5 billion dollars in advertising revenue for the full year of 2026. The company has projected that advertising revenue could reach 100 billion dollars by 2030, though analysts treat long-range projections in the AI sector with caution.

The advertising milestone is part of a broader push to diversify OpenAI's revenue streams ahead of a highly anticipated initial public offering. The company reported that ChatGPT has more than 500 million weekly active users as of mid-2026.